Bug FAQNoctueliopsis virula
Noctueliopsis virula · Order: Lepidoptera · Family: Crambidae
Adults fly in March, April and again in June and have been recorded in Arizona, California and Nevada.
Source: Wikipedia
How to recognize it
A white shade appears at the base above the inner margin of the forewings.
Source: Wikipedia
Size
The forewing length ranges from 5 to 6 mm.
Source: Wikipedia
Where it lives
It occurs in North America, specifically recorded from Arizona, California and Nevada.
Source: Wikipedia
When you see it
Adults are on the wing from March to April and again in June.
Source: Wikipedia
Where it comes from
Its known range is North America, with records from Arizona, California and Nevada.
Source: Wikipedia
Where it is found in the US
Recorded in 4 of 51 states and DC. Most records: California, Arizona, Nevada, Oregon.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Months it is reported in the US
Source: GBIF
More photos
Questions people ask
When can I see Noctueliopsis virula?
Adults are active in early spring (March to April) and again in June.
Source: Wikipedia
Where is Noctueliopsis virula found?
It has been recorded in the western United States, specifically Arizona, California and Nevada.
Source: Wikipedia
Same family (Crambidae)
Box Tree MothCydalima perspectalisDamages trees, gardens or crops
Celery Leaftier MothUdea rubigalis
Elegant Grass-veneerMicrocrambus elegans
Hawaiian Beet Webworm MothSpoladea recurvalisDamages trees, gardens or crops
Garden Grass-veneerChrysoteuchia culmellaDamages trees, gardens or crops
Bluegrass Webworm MothParapediasia teterrellusDamages trees, gardens or cropsSources
- Wikipedia: https://en.wikipedia.org/wiki/Noctueliopsis_virula
Look it up elsewhere: GBIF · iNaturalist · BugGuide · Wikipedia
Text written 2026-10-29 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-29.